3S 446 then UA 762 at O'Hare
Frankfurt am Main → Chicago → San Francisco
Timetable, Chicago time
23:493S 446 from Frankfurt am Main at the gate
11:52UA 762 to San Francisco leaves the gate
12 h 03 apart on the timetable, overnight
UA 762 leaves 12 h 03 after 3S 446 arrives on the timetable: more than half a day, so not a connection we count.